preview.cpp

/*************************************************************************** * Copyright (C) 2008 Felix Lemke <lemke.felix@ages-skripte.org> * Copyright (C) 2008 Stefan Majewsky <majewsky@gmx.net> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. ***************************************************************************/#include "preview.h"#include <QPainter>
Palapeli::Preview::Preview(QWidget* parent)
: QWidget(parent)
{
setMinimumSize(150, 150);
}
void Palapeli::Preview::setImage(const QImage &image)
{
m_image = image;
update();
}
void Palapeli::Preview::paintEvent(QPaintEvent*)
{
if (m_image.isNull())
return;
qreal scalingFactor = qMin((qreal) width() / m_image.width(), (qreal) height() / m_image.height());
QPainter painter(this);
painter.scale(scalingFactor, scalingFactor);
painter.drawImage(QPoint(0, 0), m_image);
}